File name scph70000series_ps2slim.pdfSCPH-70000series
SCPH-70000 series
SERVICE MANUAL 1st edition
for GH-035 BOARD
(LCG-chassis)
Reproduction Prohibited SCPH-70000series
K-chassis
SAFETY CHECK-OUT
After correcting the original service problem, perform the following safety
checks before releasing the set to the customer:
1. Check the area of your repair for unsoldered or poorly-soldered LEAKAGE TEST CAUTION CAUTION
connections. Check the entire board surface for solder splashes The AC leakage from any exposed metal part to earth ground and The use of optical instruments with this product will increase eye Danger of explosion if battery is incorrectly replaced. Replace
and bridges. from all exposed metal parts to any exposed metal part having a hazard. As the laser beam used in this CD/DVD ROM Drive is only with the same or equivalent type recommended by the
2. Check the interboard wiring to ensure that no wires are return to chassis, must not exceed 0.5 mA (500 microampers.). harmful to eyes, do not attempt disassemble the cabinet. manufacturer.
"pinched" or contact high-wattage resistors. Leakage current can be measured by any one of three methods. Refer servicing to qualified personnel only. Discard used batteries according to the manufacturer's
3. Look for unauthorized replacement parts, particularly 1. A commercial leakage tester, such as the Simpson 229 or RCA instructions.
transistors, that were installed during a previous repair. Point WT-540A. Follow the manufacturers' instructions to use these
them out to the customer and recommend their replacement. instruments. Lithium Batteries
4. Look for parts which, though functioning, show obvious signs 2. A battery-operated AC milliammeter. The Data Precision 245 If an equipment is provided with a |